Two views of the 2I/Borisov comet, taken by NASA’s Hubble Space Telescope NASA, ESA and D. Jewitt (UCLA)
The interstellar comet 2I/Borisov is starting to brighten, suggesting it may be breaking apart as it makes its way out of our solar system.
The comet was first spotted in August last year, and astronomers have been keenly following it ever since. A team in Poland was the outbursts from the comet in early March, more than doubling its brightness. That suggests it is emitting material after being heated by the sun during its close approach in December 2019.…
